音标:[kwæk] ;
n. 鸭叫声, 冒牌医生, 冒充内行之人
a. 冒牌医生的
v. 嘎嘎叫, 当冒牌医生, 夸大广告
n. an untrained person who pretends to be a physician and who dispenses medical advice
n. the harsh sound of a duck
v. utter quacking noises
词型变化:名词复数形式 : quacks ; 过去式 : quacked ; 现在分词 : quacking ; 第三人称单数 : quacks ; 过去分词 : quacked
考试类型:[GRE]
词性分布:
名词39%
动词34%
叹词27%

quack的用法和样例:

例句

用作名词(n.)
  1. A duck's quack doesn't echo and no one knows the reason.鸭子呱呱叫是不会产生回音的
  2. She discovered that the man was a quack.她发现那人是个庸医。
  3. The quack was stormed with questions.江湖骗子受到了猛烈的质问。
用作动词(v.)
  1. He landed among the tame ducks, and began to waddle around and quack merrily.他落在了家鸭群中,开始四处踱来踱去,欢叫个不停,还吃起了地上的谷物。
用作形容词(adj.)
  1. He was told that it's a quack medicine.他被告知这是假药。

词汇搭配

  • quack effect电离层回波效应,反射...
  • quack grass偃麦草
  • quack doctor蒙古大夫
  • quack-quack嘎嘎

经典引文

  • Hatred of quacks may lead us to despise the true healers.

    出自:K. Tynan
【近义词】

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学英语单词
Abies nukiangensis
administer the law
Alphacryptovirus
amphicocconeis disculoides
angle heel
arch of the aorta
ardenn
Aspegic
bannan
be informed about
berg's diver method
between-sample distance
BIMO
biscriptal
black-egg disease
bull currency
buy food
calcium carbonate superfine powder
cephalic shield
Chikura
coal ball
coaxial streams injector
corporate-earning
d'alene
david lewelyn wark griffiths
dinucleosome
dolly mixture
drams
E-ARTS
Edisto Beach
egg-masses
endlessness
ensweeten
enyls
error test
ferroferric oxide
film-viewings
frotted
garrafeira
Gilbert-Lereboullet(syndrome)
Gillespie, John Birks
glue-line heating
gram
gumdrops
heloderma venom
histochemists
homoneura (minettioides) fumipennis
hookworm of ruminants
house slave
human acoustics
intravascular hemopoiesis
karoro
karyomere(fol 1896)
kutas
lateral phallic groove
Laukkai
lemon-poppy
lesbian-feminist
lieu-dit
limit down
lineas
Littre
longcroft
Magnoliidae
maximum rated conductor temperature
medical-devices
mine weapons
Mnichovice
Mole Chaung
oil grinding
osmic acid
phosphorus bronze
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Port Isabel
pressure thrust
pressurization of liquid oxygen
prietoes
priming control
Principality of Andorra
psychological tests
pulmonary amniotic fluid embolism
pushknee
quadratic functions
rear-driver
recentralize
red signal
relieving tool post
run a newspaper
Sherriffe
silk-thrower
silver bismuth couple
Somaj
Taibilla, Can.de
tangential point load
the papacy
Thorndike, (Everett) lynn
turned me off
umbreted
vertical tendon
votivest
webpages
wheatcroft